15
/
20
3.2 How to perform a finger vein authentication
Place your finger on the base side finger rest.
Slide your finger up to the fingertip finger rest.
Important
Improper positioning of the finger may lead to an authentication failure. See the
Enrolment and Authentication Guide
for details of the proper finger placement.
Do not move your finger until the capture process is completed (You will hear a
double beep when the capture process is completed).
Finger vein authentication and enrolment may fail in the following cases:
narrow fingers - finger width under 10 mm/0.4 inch
wide fingers - finger width over 25 mm/1 inch
short fingers - finger cannot reach the back finger rest
Do not insert any non-finger objects into the Biometric Reader.
Do not disconnect the USB cable or the Biometric Reader from the PC.
Fingertip side finger rest
Slide finger up to touch
the fingertip rest
Base side finger rest
